this just the basic few riffs, its not hard
i dunno how accurate it is, i just heard it and felt like tabbing it, 
please rate it

intro
----------------------------------------------------------
----------------------------------------------------------
--------------------------2------------7------------------
---2--------5---2---------2---2--------7---2--------------
---2--------5---2---------0---2--------5---2--------------
---0--------3---0-------------0------------0--------------


then the bit  during the verse goes
-------------
-------------
----7-7/9----
----7-7/9----
----5-5/7----
-------------
play a few times, then hold the E into the chorus

chorus
-----------------------------------------------
-----------------------------------------------
--2--------2-------2---------------------------
--2--------2---5---2-----2---------2---5---2---
--0--------0---5---0-----2---------2---5---2---
---------------3---------0---------0---3---0---

thats the basic 3 riffs, dont ask me about the solo, i only play rhythm!
good luck